{"company":{"id":5734,"name":"London Stock Exchange Group","domain":"lseg.com","url":"https://alion.io/company/lseg"},"answer":"As of Nov 12, 2026, Alion lists 10 companies most like London Stock Exchange Group: London Stock Exchange, TP ICAP Group, Deutsche Börse, Nasdaq, Intercontinental Exchange, Euronext, HKEX, TMX Group, SIX and FactSet.","highlights":["London Stock Exchange Group itself has 519 open roles on Alion.","Of them, Deutsche Börse is hiring the most, with 148 open roles."],"as_of":"2026-11-12","cite":"Alion, \"London Stock Exchange Group competitors and alternatives: 10 similar companies compared on hiring and funding\", as of Nov 12, 2026. https://alion.io/company/lseg/competitors","indexable":true,"target":{"name":"London Stock Exchange Group","url":"https://alion.io/company/lseg","domain":"lseg.com","open_roles":519,"open_roles_change":null,"funding":{"total_raised_usd":null,"last_round":"venture","last_round_usd":null,"last_round_date":"2026-06-01","lead_investors":[]},"size_band":"5000+","headquarters":{"city":"London","country":"GB"},"technologies":["Python","CI/CD","AWS"],"hiring_countries":["IN","GB","US"],"similarity":null},"competitors":[{"name":"London Stock Exchange","url":"https://alion.io/company/londonstockexchange","domain":"londonstockexchange.com","open_roles":72,"open_roles_change":null,"funding":{"total_raised_usd":null,"last_round":null,"last_round_usd":null,"last_round_date":null,"lead_investors":[]},"size_band":"1001-5000","headquarters":{"city":"London","country":"GB"},"technologies":["AWS","Python","CI/CD"],"hiring_countries":["GB","US","FR"],"similarity":{"score":21.67,"shared_segments":["Stock Exchanges & Market Infrastructure","Financial Data & Market 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Börse","url":"https://alion.io/company/deutsche-boerse","domain":"deutsche-boerse.com","open_roles":148,"open_roles_change":null,"funding":{"total_raised_usd":null,"last_round":null,"last_round_usd":null,"last_round_date":null,"lead_investors":[]},"size_band":"5000+","headquarters":{"city":"Eschborn","country":"DE"},"technologies":["Python","SQL","Microsoft Excel"],"hiring_countries":["DE","CZ","LU"],"similarity":{"score":19.75,"shared_segments":["Stock Exchanges & Market Infrastructure","Financial Data & Market Intelligence"],"shared_technologies":["Python","JavaScript","Java","SQL","C#"],"same_hq_country":false}},{"name":"Nasdaq","url":"https://alion.io/company/nasdaq","domain":"nasdaq.com","open_roles":136,"open_roles_change":null,"funding":{"total_raised_usd":null,"last_round":null,"last_round_usd":null,"last_round_date":null,"lead_investors":[]},"size_band":"5000+","headquarters":{"city":"New York","country":"US"},"technologies":["AWS","SQL","Python"],"hiring_countries":["US","IN","CA"],"similarity":{"score":19.75,"shared_segments":["Stock Exchanges & Market Infrastructure","Financial Data & Market Intelligence"],"shared_technologies":["Python","JavaScript","Java","SQL","C#"],"same_hq_country":false}},{"name":"Intercontinental Exchange","url":"https://alion.io/company/intercontinental-exchange","domain":"ice.com","open_roles":75,"open_roles_change":null,"funding":{"total_raised_usd":null,"last_round":null,"last_round_usd":null,"last_round_date":null,"lead_investors":[]},"size_band":"5000+","headquarters":{"city":"Atlanta","country":"US"},"technologies":["Python","SQL","Java"],"hiring_countries":["US","GB","IN"],"similarity":{"score":19.75,"shared_segments":["Stock Exchanges & Market Infrastructure","Financial Data & Market 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Group","url":"https://alion.io/company/tmx-com","domain":"tmx.com","open_roles":92,"open_roles_change":null,"funding":{"total_raised_usd":null,"last_round":null,"last_round_usd":null,"last_round_date":null,"lead_investors":[]},"size_band":"1001-5000","headquarters":{"city":"Toronto","country":"CA"},"technologies":["Python","SQL","AWS"],"hiring_countries":["CA","US","GB"],"similarity":{"score":18.6,"shared_segments":["Stock Exchanges & Market Infrastructure","Financial Data & Market 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Intelligence"],"shared_technologies":["Python","JavaScript","Java","SQL","C#"],"same_hq_country":false}},{"name":"FactSet","url":"https://alion.io/company/factset","domain":"factset.com","open_roles":12,"open_roles_change":null,"funding":{"total_raised_usd":null,"last_round":null,"last_round_usd":null,"last_round_date":null,"lead_investors":[]},"size_band":"5000+","headquarters":{"city":"Norwalk","country":"US"},"technologies":["Python","AWS","CI/CD"],"hiring_countries":["US","IN","FR"],"similarity":{"score":17.85,"shared_segments":["Financial Data & Market Intelligence","Data Providers & Datasets"],"shared_technologies":["Python","JavaScript","Java","SQL","C#"],"same_hq_country":false}}],"method":"Ranked by Alion's similar-companies engine (the MCP tool similar_companies): shared industry segments and the overlap of the two segment sets, technologies named in both companies' job postings, the same headquarters country, a size band near it. Open roles are the visible postings on Alion today; their change is shown only for boards that state posting dates.","html_url":"https://alion.io/company/lseg/competitors","json_url":"https://alion.io/company/lseg/competitors.json","license":"CC BY-SA 4.0","meta":{"source":"Alion","built_at":"2026-11-12T23:33:32Z","generated_at":"2026-11-13T02:21:38Z"}}